Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761479AbZFPSdm (ORCPT ); Tue, 16 Jun 2009 14:33:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761302AbZFPSd0 (ORCPT ); Tue, 16 Jun 2009 14:33:26 -0400 Received: from terminus.zytor.com ([198.137.202.10]:60578 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761292AbZFPSd0 (ORCPT ); Tue, 16 Jun 2009 14:33:26 -0400 Message-ID: <4A37B725.8070203@zytor.com> Date: Tue, 16 Jun 2009 08:15:49 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Amerigo Wang CC: Tetsuo Handa , linux-kernel@vger.kernel.org Subject: Re: [x86] Build error at arch/x86/boot/bioscall.S References: <200906160738.n5G7cs9r007216@www262.sakura.ne.jp> <20090616081445.GB6270@cr0.nay.redhat.com> <200906160825.n5G8PYRu020230@www262.sakura.ne.jp> <20090616093056.GD6270@cr0.nay.redhat.com> In-Reply-To: <20090616093056.GD6270@cr0.nay.redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 544 Lines: 23 Amerigo Wang wrote: > > Ok, how about: > > - movw 68(%esp), %di > + addl $68, %esp > + popw %di > + subl $66, %esp > This will destroy the stack if an untimely interrupt shows up. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/